FR3066836B1 - AUTOMOTIVE VEHICLE IMAGE GENERATION DEVICE AND ASSOCIATED HEAD-UP DISPLAY - Google Patents

AUTOMOTIVE VEHICLE IMAGE GENERATION DEVICE AND ASSOCIATED HEAD-UP DISPLAY Download PDF

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Publication number
FR3066836B1
FR3066836B1 FR1754709A FR1754709A FR3066836B1 FR 3066836 B1 FR3066836 B1 FR 3066836B1 FR 1754709 A FR1754709 A FR 1754709A FR 1754709 A FR1754709 A FR 1754709A FR 3066836 B1 FR3066836 B1 FR 3066836B1
Authority
FR
France
Prior art keywords
generation device
image generation
display
screen
automotive vehicle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR1754709A
Other languages
French (fr)
Other versions
FR3066836A1 (en
Inventor
Eric Blanc
Laurent Delpierre
Francois Grandclerc
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valeo Comfort and Driving Assistance SAS
Original Assignee
Valeo Comfort and Driving Assistance SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Valeo Comfort and Driving Assistance SAS filed Critical Valeo Comfort and Driving Assistance SAS
Priority to FR1754709A priority Critical patent/FR3066836B1/en
Priority to PCT/EP2018/063849 priority patent/WO2018219834A1/en
Publication of FR3066836A1 publication Critical patent/FR3066836A1/en
Application granted granted Critical
Publication of FR3066836B1 publication Critical patent/FR3066836B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0149—Head-up displays characterised by mechanical features
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • G02F1/133314—Back frames
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Instrument Panels (AREA)

Abstract

L'invention concerne un dispositif de génération d'images pour véhicule automobile comprenant un écran (32), un module de contrôle connecté à l'écran (32), et une source de lumière pour éclairer l'écran (32). De façon avantageuse, l'invention propose l'utilisation d'un cadre (34) agencé entre l'écran (32) et la source de lumière afin de limiter l'échauffement de l'écran (32) par la source de lumière.The invention relates to an image generation device for a motor vehicle comprising a screen (32), a control module connected to the screen (32), and a light source for illuminating the screen (32). Advantageously, the invention proposes the use of a frame (34) arranged between the screen (32) and the light source in order to limit the heating of the screen (32) by the light source.

FR1754709A 2017-05-29 2017-05-29 AUTOMOTIVE VEHICLE IMAGE GENERATION DEVICE AND ASSOCIATED HEAD-UP DISPLAY Active FR3066836B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1754709A FR3066836B1 (en) 2017-05-29 2017-05-29 AUTOMOTIVE VEHICLE IMAGE GENERATION DEVICE AND ASSOCIATED HEAD-UP DISPLAY
PCT/EP2018/063849 WO2018219834A1 (en) 2017-05-29 2018-05-25 Image-generating device for a motor vehicle and associated head-up display

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1754709A FR3066836B1 (en) 2017-05-29 2017-05-29 AUTOMOTIVE VEHICLE IMAGE GENERATION DEVICE AND ASSOCIATED HEAD-UP DISPLAY
FR1754709 2017-05-29

Publications (2)

Publication Number Publication Date
FR3066836A1 FR3066836A1 (en) 2018-11-30
FR3066836B1 true FR3066836B1 (en) 2021-03-05

Family

ID=60302160

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1754709A Active FR3066836B1 (en) 2017-05-29 2017-05-29 AUTOMOTIVE VEHICLE IMAGE GENERATION DEVICE AND ASSOCIATED HEAD-UP DISPLAY

Country Status (2)

Country Link
FR (1) FR3066836B1 (en)
WO (1) WO2018219834A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI326787B (en) * 2006-02-09 2010-07-01 Au Optronics Corp Backlight module and liquid crystal display device incorporating the same
JP2015170415A (en) * 2014-03-05 2015-09-28 株式会社ジャパンディスプレイ Liquid crystal display apparatus
KR102119583B1 (en) * 2014-03-31 2020-06-17 엘지디스플레이 주식회사 Liquid crystal display device
JP2016103396A (en) * 2014-11-28 2016-06-02 三菱電機株式会社 Back light and display device

Also Published As

Publication number Publication date
FR3066836A1 (en) 2018-11-30
WO2018219834A1 (en) 2018-12-06

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